bumblebee | 8ce84fae3e55520c041d70bdb90900060eff61c6f9c4282cb48a899e15db0f50

General

Target

request.lnk
Size

1KB
MD5

1d0f13665c86358fa7ac3c9f6ea11aab
SHA1

85755e92d2a690eb47e12ef98034c6e7aeef467c
SHA256

cdac9fcc6ae12f37231ab1be5515275f1c301f7e10a542059ad0fb82174b30b3
SHA512

8596dadb49514ecc94c6cfad0b8e0b8c59ba9d4e01d61c1b54390f83c4261ba8ed3d8fc92535916f0fd3ca950961c5b90a319eb688a1a34d0f4748b2a65782a7

Score

10^/10

bumblebee 3108 evasion trojan

Malware Config

Extracted

Family

bumblebee

Botnet

3108

C2

54.203.130.81:428

103.160.22.125:439

100.194.5.156:279

138.10.128.167:465

16.68.199.17:119

49.58.238.45:318

158.121.21.147:265

76.179.109.138:320

219.114.206.84:318

242.123.229.45:306

247.142.48.124:278

137.128.84.3:389

178.18.89.43:472

68.72.230.54:206

253.1.172.156:320

88.12.127.219:297

113.50.222.178:284

135.21.140.60:404

64.44.102.36:443

247.232.101.39:263

rc4.plain

Signatures

BumbleBee
BumbleBee is a webshell malware written in C++.
trojan bumblebee

Enumerates VirtualBox registry keys 2 TTPs 5 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxMouse	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxService	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF	odbcconf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxVideo	odbcconf.exe

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\FADT\VBOX__	odbcconf.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\RSDT\VBOX__	odbcconf.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	odbcconf.exe

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	odbcconf.exe

Checks BIOS information in registry 2 TTPs 3 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	odbcconf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	odbcconf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	odbcconf.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Wine	odbcconf.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
596	odbcconf.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 41 IoCs

pid	Process
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe
596	odbcconf.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 596	1788	cmd.exe	28
PID 1788 wrote to memory of 596	1788	cmd.exe	28
PID 1788 wrote to memory of 596	1788	cmd.exe	28

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\request.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\System32\odbcconf.exe
  "C:\Windows\System32\odbcconf.exe" /a {REGSVR GfsFepFIKsNGpt.dll}
  2⤵
  - Enumerates VirtualBox registry keys
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Looks for VirtualBox Guest Additions in registry
  - Checks BIOS information in registry
  - Identifies Wine through registry keys
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:596

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

4

T1497

Credential Access

Discovery

Query Registry

5

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

4

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/596-92-0x0000000002220000-0x0000000002336000-memory.dmp

Filesize
1.1MB

Download
memory/1788-54-0x000007FEFBF41000-0x000007FEFBF43000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads